CN211579086U - Improve waterproof performance and USB connector of easy installation - Google Patents
Improve waterproof performance and USB connector of easy installation Download PDFInfo
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- CN211579086U CN211579086U CN202020404702.7U CN202020404702U CN211579086U CN 211579086 U CN211579086 U CN 211579086U CN 202020404702 U CN202020404702 U CN 202020404702U CN 211579086 U CN211579086 U CN 211579086U
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- waterproof
- plastic seat
- metal shell
- rubber ring
- usb connector
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Abstract
The utility model discloses a USB connector which improves the waterproof performance and is easy to install, comprising a lower plastic seat, an upper plastic seat, a PCB board, a waterproof rubber ring, a metal shell, a waterproof sleeve and a protective shell, wherein the upper plastic seat is assembled on the lower plastic seat and forms an assembly space; a plurality of first waterproof convex strips are arranged on the surface of the upper plastic seat and the surface of the lower plastic seat at intervals, and the first waterproof convex strips sequentially extend upwards or downwards to form a stepped structure; the waterproof rubber ring is sleeved on the lower plastic seat and the upper plastic seat to form a semi-finished product; the inner surface of the waterproof rubber ring is provided with a first waterproof groove matched with the first waterproof raised line, and the outer surface of the waterproof rubber ring is provided with a second waterproof raised line; the inner surface of the metal shell is provided with a second waterproof groove matched with the second waterproof raised line, and the outer surface of the waterproof rubber ring is abutted against the inner surface of the metal shell; the waterproof sleeve can further improve the possibility that external liquid enters the connector, and the waterproof performance is better.
Description
Technical Field
The utility model belongs to the technical field of the connector technique and specifically relates to indicate a USB connector who improves waterproof performance and easily install.
Background
With the rapid development of the technology level, computers have become common life and work tools in the big trend of the internet era. At present, due to the characteristics of good heat dissipation, convenience in hardware upgrade, good self-protection performance and the like, desktop computers are still widely applied, such as servers with more application software, computers for industrial design, special workbenches and the like. With the widespread use of connectors, there are increasing demands on connectors, such as waterproofing. The traditional connector waterproof structure has more sealing ring waterproof modes, but the sealing ring waterproof structure still has the problem of unreasonable structural arrangement, so that the sealing performance is not good enough, and the waterproof performance is still not good enough; and because the quantity of spare part is many, and the laminating clearance between part is more, leads to the equipment cohesion to receive the influence of equipment quality for the gas tightness and the waterproof nature of whole product are greatly discounted.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to the deficiency of the prior art, and the main objective of the present invention is to provide a USB connector with improved waterproof performance and easy installation, which can effectively solve the problem of poor waterproof performance of the existing waterproof USB connector.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
improve USB connector of waterproof performance and easy installation, including
A lower plastic seat which is provided with a first row of terminals in an embedding and forming manner;
an upper plastic seat, which is provided with a second row of terminals in an embedding and forming manner; the upper plastic seat is assembled on the lower plastic seat to form an assembly space; a plurality of first waterproof convex strips are arranged on the surface of the upper plastic seat and the surface of the lower plastic seat at intervals, and the first waterproof convex strips sequentially extend upwards or downwards to form a stepped structure;
the PCB board is clamped in the assembly space;
the waterproof rubber ring is sleeved on the lower plastic seat and the upper plastic seat to form a semi-finished product; the inner surface of the waterproof rubber ring is provided with a first waterproof groove matched with the first waterproof raised line, and the outer surface of the waterproof rubber ring is provided with a second waterproof raised line;
a metal shell, the semi-finished product is assembled in the metal shell; the inner surface of the metal shell is provided with a second waterproof groove matched with the second waterproof raised line, and the outer surface of the waterproof rubber ring is abutted against the inner surface of the metal shell;
one end of the waterproof sleeve is sleeved on the metal shell, and the other end of the waterproof sleeve is provided with a first wire passing hole for sleeving the core wire;
the protective shell is assembled at the rear end of the metal shell and is coated with the waterproof sleeve; the protective shell is provided with a second wire passing hole which is coaxial with the first wire passing hole.
As a preferred embodiment: the upper surface of the lower plastic seat is provided with a first concave part, and the lower surface of the upper plastic seat is provided with a first convex part; the first convex part is limited in the first concave part.
As a preferred embodiment: the metal shell is provided with a first inward-concave limited convex point, and the lower plastic seat is provided with a first limited concave position; the first limited bump is limited to the first limited pit.
As a preferred embodiment: the lower plastic seat is provided with a terminal accommodating cavity, and the second row of terminals are located above the terminal accommodating cavity.
As a preferred embodiment: the outer surface of the metal shell is provided with a first buckling salient point, and the waterproof sleeve is provided with a first buckling window; the first buckling salient point is buckled in the first buckling window.
As a preferred embodiment: the metal shell is provided with a first assembling salient point, the protection shell is provided with a first assembling concave position, and the first assembling salient point is limited in the first assembling concave position.
As a preferred embodiment: the protective shell is provided with a waterproof rubber mat which coats the surface of the metal shell.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:
utilizing the first waterproof raised line and the first waterproof groove which are matched with each other, and the second waterproof raised line and the second waterproof groove which are matched with each other, wherein the first waterproof raised line sequentially extends upwards or downwards to form a step-shaped structure arrangement; the sealing performance between the waterproof rubber ring and the lower plastic seat and between the waterproof rubber ring and the metal shell as well as between the waterproof rubber ring and the upper plastic seat and between the waterproof rubber ring and the metal shell as well as between the waterproof rubber ring and the lower plastic seat and between the waterproof rubber ring and the upper plastic seat can be enhanced; the upper plastic seat is assembled on the lower plastic seat and clamps the PCB, and compared with the traditional waterproof connector, the arrangement of the mode can greatly reduce the assembly clearance between the parts and effectively improve the waterproof performance of the connector; the waterproof sleeve is arranged, so that the possibility that external liquid enters the connector can be further improved, and the waterproof performance is better;
in addition, the waterproof rubber ring is sleeved on the lower plastic seat and the upper plastic seat, so that the lower plastic seat and the upper plastic seat can be fastened, and the subsequent assembly with the metal shell is more convenient.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic perspective view of a USB connector according to a preferred embodiment of the present invention;
FIG. 2 is an exploded view of the USB connector according to the preferred embodiment of the present invention;
FIG. 3 is a cross-sectional view of a USB connector according to a preferred embodiment of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is a schematic structural diagram of the lower plastic seat, the upper plastic seat and the waterproof rubber ring according to the preferred embodiment of the present invention.
The attached drawings indicate the following:
10. lower plastic seat 101, first row of terminals
11. First recess 12, first limited recess
13. Terminal accommodating cavity 20 and upper plastic seat
201. Second row of terminals 202, assembly space
21. First waterproof convex strip 22 and first convex part
30. PCB (printed Circuit Board) 40 and waterproof rubber ring
41. First waterproof groove 42 and second waterproof convex strip
50. Metal shell 51, first limited bump
52. First buckling bump 53 and first assembling bump
54. Second waterproof groove 60, waterproof jacket
61. First wire passing hole 62 and first buckling window
70. Protective shell 71 and second wire passing hole
72. A first assembly recess 73, a waterproof rubber mat.
Detailed Description
Referring to fig. 1 to 5, a specific structure of a USB connector according to a preferred embodiment of the present invention is shown, which is a USB connector with improved waterproof performance and easy installation, and includes a lower plastic seat 10, an upper plastic seat 20, a PCB 30, a waterproof rubber ring 40, a metal shell 50, a waterproof cover 60 and a protective shell 70.
The lower plastic seat 10 is provided with a first row of terminals 101 in an insert molding manner, and the upper plastic seat 20 is provided with a second row of terminals 201 in an insert molding manner; in the embodiment of the present invention, the upper plastic seat 20 is assembled to the lower plastic seat 10 and forms an assembly space 202, and the PCB 30 is clamped in the assembly space 202; the surface interval of the upper plastic seat 20 and the lower plastic seat 10 is provided with a plurality of first waterproof convex strips 21, and the plurality of first waterproof convex strips 21 are sequentially arranged in a step-type structure in an upward or downward extending manner. In the embodiment of the present invention, the upper surface of the lower plastic seat 10 is provided with a first concave portion 11, and the lower surface of the upper plastic seat 20 is provided with a first convex portion 22; the first convex portion 22 is confined in the first concave portion 11. Preferably, the lower plastic seat 10 is provided with a terminal accommodating cavity 13, and the second row of terminals 201 is located above the terminal accommodating cavity 13.
The waterproof rubber ring 40 is sleeved on the lower plastic seat 10 and the upper plastic seat 20 to form a semi-finished product; the inner surface of the waterproof rubber ring 40 is provided with a first waterproof groove 41 matched with the first waterproof convex strip 21, and the outer surface of the waterproof rubber ring 40 is provided with a second waterproof convex strip 42.
The semi-finished product is assembled in the metal shell 50; the inner surface of the metal shell 50 is provided with a second waterproof groove 54 adapted to the second waterproof protrusion 42, and the outer surface of the waterproof rubber ring 40 abuts against the inner surface of the metal shell 50. In the embodiment of the present application, the metal shell 50 is provided with a first concave-limiting protrusion 51, and the lower plastic seat 10 is provided with a first concave-limiting position 12; the first limited bump 51 is limited by the first limited recess 12.
One end of the waterproof sleeve 60 is sleeved on the metal shell 50, and the other end is provided with a first wire passing hole 61 for sleeving the core wire. The outer surface of the metal shell 50 is provided with a first buckling salient point 52, and the waterproof sleeve 60 is provided with a first buckling window 62; the first fastening protrusions 52 are fastened in the first fastening windows 62.
The protective shell 70 is assembled to the rear end of the metal shell 50 and is covered with the waterproof cover 60. The protective shell 70 is provided with a second wire passing hole 71 coaxially arranged with the first wire passing hole 61, and a conducting wire extends into the metal shell through the second wire passing hole 71 and the first wire passing hole 61 to be connected with the PCB 30. The metal shell 50 is provided with a first assembly bump 53, the protection shell 70 is provided with a first assembly recess 72, and the first assembly bump 53 is limited in the first assembly recess 72. And, the protective shell 70 is provided with a waterproof rubber pad 73, and the waterproof rubber pad 73 covers the surface of the metal shell 50, so that the overall waterproof performance of the connector can be further enhanced.
The utility model discloses a design focus lies in: utilizing the first waterproof raised line and the first waterproof groove which are matched with each other, and the second waterproof raised line and the second waterproof groove which are matched with each other, wherein the first waterproof raised line sequentially extends upwards or downwards to form a step-shaped structure arrangement; the sealing performance between the waterproof rubber ring and the lower plastic seat and between the waterproof rubber ring and the metal shell as well as between the waterproof rubber ring and the upper plastic seat and between the waterproof rubber ring and the metal shell as well as between the waterproof rubber ring and the lower plastic seat and between the waterproof rubber ring and the upper plastic seat can be enhanced; the upper plastic seat is assembled on the lower plastic seat and clamps the PCB, and compared with the traditional waterproof connector, the arrangement of the mode can greatly reduce the assembly clearance between the parts and effectively improve the waterproof performance of the connector; the arranged waterproof 5957 can further improve the possibility that external liquid enters the connector, and the waterproof performance is better;
in addition, the waterproof rubber ring is sleeved on the lower plastic seat and the upper plastic seat, so that the lower plastic seat and the upper plastic seat can be fastened, and the subsequent assembly with the metal shell is more convenient.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides an improve USB connector of waterproof performance and easy installation which characterized in that: comprises that
A lower plastic seat (10) which is provided with a first row of terminals (101) in an embedding and forming mode;
an upper plastic seat (20) which is provided with a second row of terminals (201) in an embedding and forming mode; the upper plastic seat (20) is assembled on the lower plastic seat (10) and forms an assembly space (202); a plurality of first waterproof convex strips (21) are arranged on the surface of the upper plastic seat (20) and the surface of the lower plastic seat (10) at intervals, and the plurality of first waterproof convex strips (21) sequentially extend upwards or downwards to form a stepped structure;
a PCB board (30), wherein the PCB board (30) is clamped in the assembly space (202);
a waterproof rubber ring (40), wherein the waterproof rubber ring (40) is sleeved on the lower plastic seat (10) and the upper plastic seat (20) to form a semi-finished product; the inner surface of the waterproof rubber ring (40) is provided with a first waterproof groove (41) matched with the first waterproof raised line (21), and the outer surface of the waterproof rubber ring (40) is provided with a second waterproof raised line (42);
a metal housing (50), the semi-finished product being assembled in the metal housing (50); the inner surface of the metal shell (50) is provided with a second waterproof groove (54) matched with the second waterproof raised line (42), and the outer surface of the waterproof rubber ring (40) is propped against the inner surface of the metal shell (50);
one end of the waterproof sleeve (60) is sleeved on the metal shell (50), and the other end of the waterproof sleeve is provided with a first wire passing hole (61) for sleeving the core wire;
a protective shell (70) which is assembled at the rear end of the metal shell (50) and is covered with a waterproof sleeve (60); the protective shell (70) is provided with a second wire passing hole (71) which is coaxial with the first wire passing hole (61).
2. The USB connector with improved waterproof performance and easy installation according to claim 1, wherein: a first concave part (11) is arranged on the upper surface of the lower plastic seat (10), and a first convex part (22) is arranged on the lower surface of the upper plastic seat (20); the first protrusion (22) is confined in the first recess (11).
3. The USB connector with improved waterproof performance and easy installation according to claim 1, wherein: the metal shell (50) is provided with a first inward limited salient point (51), and the lower plastic seat (10) is provided with a first limited concave position (12); the first restricted bump (51) is restricted to the first restricted pit (12).
4. The USB connector with improved waterproof performance and easy installation according to claim 1, wherein: the lower plastic seat (10) is provided with a terminal accommodating cavity (13), and the second row of terminals (201) are located above the terminal accommodating cavity (13).
5. The USB connector with improved waterproof performance and easy installation according to claim 1, wherein: a first buckling salient point (52) is arranged on the outer surface of the metal shell (50), and a first buckling window (62) is arranged on the waterproof sleeve (60); the first buckling salient point (52) is buckled in the first buckling window (62).
6. The USB connector with improved waterproof performance and easy installation according to claim 1, wherein: the metal shell (50) is provided with a first assembling salient point (53), the protective shell (70) is provided with a first assembling concave position (72), and the first assembling salient point (53) is limited in the first assembling concave position (72).
7. The USB connector with improved waterproof performance and easy installation according to claim 1, wherein: the protective shell (70) is provided with a waterproof rubber mat (73), and the waterproof rubber mat (73) coats the surface of the metal shell (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020404702.7U CN211579086U (en) | 2020-03-26 | 2020-03-26 | Improve waterproof performance and USB connector of easy installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020404702.7U CN211579086U (en) | 2020-03-26 | 2020-03-26 | Improve waterproof performance and USB connector of easy installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211579086U true CN211579086U (en) | 2020-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020404702.7U Active CN211579086U (en) | 2020-03-26 | 2020-03-26 | Improve waterproof performance and USB connector of easy installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211579086U (en) |
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2020
- 2020-03-26 CN CN202020404702.7U patent/CN211579086U/en active Active
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